diff options
Diffstat (limited to 'arch/mn10300/unit-asb2305/pci-asb2305.h')
-rw-r--r-- | arch/mn10300/unit-asb2305/pci-asb2305.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/arch/mn10300/unit-asb2305/pci-asb2305.h b/arch/mn10300/unit-asb2305/pci-asb2305.h new file mode 100644 index 000000000000..84634fa3bce6 --- /dev/null +++ b/arch/mn10300/unit-asb2305/pci-asb2305.h | |||
@@ -0,0 +1,82 @@ | |||
1 | /* ASB2305 Arch-specific PCI declarations | ||
2 | * | ||
3 | * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. | ||
4 | * Written by David Howells (dhowells@redhat.com) | ||
5 | * Derived from: arch/i386/kernel/pci-i386.h: (c) 1999 Martin Mares <mj@ucw.cz> | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or | ||
8 | * modify it under the terms of the GNU General Public Licence | ||
9 | * as published by the Free Software Foundation; either version | ||
10 | * 2 of the Licence, or (at your option) any later version. | ||
11 | */ | ||
12 | #ifndef _PCI_ASB2305_H | ||
13 | #define _PCI_ASB2305_H | ||
14 | |||
15 | #undef DEBUG | ||
16 | |||
17 | #ifdef DEBUG | ||
18 | #define DBG(x...) printk(x) | ||
19 | #else | ||
20 | #define DBG(x...) | ||
21 | #endif | ||
22 | |||
23 | #define PCI_PROBE_BIOS 1 | ||
24 | #define PCI_PROBE_CONF1 2 | ||
25 | #define PCI_PROBE_CONF2 4 | ||
26 | #define PCI_NO_SORT 0x100 | ||
27 | #define PCI_BIOS_SORT 0x200 | ||
28 | #define PCI_NO_CHECKS 0x400 | ||
29 | #define PCI_ASSIGN_ROMS 0x1000 | ||
30 | #define PCI_BIOS_IRQ_SCAN 0x2000 | ||
31 | |||
32 | extern unsigned int pci_probe; | ||
33 | |||
34 | /* pci-asb2305.c */ | ||
35 | |||
36 | extern unsigned int pcibios_max_latency; | ||
37 | |||
38 | extern void pcibios_resource_survey(void); | ||
39 | extern int pcibios_enable_resources(struct pci_dev *dev, int mask); | ||
40 | |||
41 | /* pci.c */ | ||
42 | |||
43 | extern int pcibios_last_bus; | ||
44 | extern struct pci_bus *pci_root_bus; | ||
45 | extern struct pci_ops *pci_root_ops; | ||
46 | |||
47 | extern struct irq_routing_table *pcibios_get_irq_routing_table(void); | ||
48 | extern int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq); | ||
49 | |||
50 | /* pci-irq.c */ | ||
51 | |||
52 | struct irq_info { | ||
53 | u8 bus, devfn; /* Bus, device and function */ | ||
54 | struct { | ||
55 | u8 link; /* IRQ line ID, chipset dependent, | ||
56 | * 0=not routed */ | ||
57 | u16 bitmap; /* Available IRQs */ | ||
58 | } __attribute__((packed)) irq[4]; | ||
59 | u8 slot; /* Slot number, 0=onboard */ | ||
60 | u8 rfu; | ||
61 | } __attribute__((packed)); | ||
62 | |||
63 | struct irq_routing_table { | ||
64 | u32 signature; /* PIRQ_SIGNATURE should be here */ | ||
65 | u16 version; /* PIRQ_VERSION */ | ||
66 | u16 size; /* Table size in bytes */ | ||
67 | u8 rtr_bus, rtr_devfn; /* Where the interrupt router lies */ | ||
68 | u16 exclusive_irqs; /* IRQs devoted exclusively to PCI usage */ | ||
69 | u16 rtr_vendor, rtr_device; /* Vendor and device ID of interrupt router */ | ||
70 | u32 miniport_data; /* Crap */ | ||
71 | u8 rfu[11]; | ||
72 | u8 checksum; /* Modulo 256 checksum must give zero */ | ||
73 | struct irq_info slots[0]; | ||
74 | } __attribute__((packed)); | ||
75 | |||
76 | extern unsigned int pcibios_irq_mask; | ||
77 | |||
78 | extern void pcibios_irq_init(void); | ||
79 | extern void pcibios_fixup_irqs(void); | ||
80 | extern void pcibios_enable_irq(struct pci_dev *dev); | ||
81 | |||
82 | #endif /* PCI_ASB2305_H */ | ||